66939915

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{7681}}^1$

素因数の和:7779

約数の個数: 32

約数和(自身を含む): 123895296

約数和(自身を除く): 56955381

約数列:

[1, 3, 5, 7, 15, 21, 35, 83, 105, 249, 415, 581, 1245, 1743, 2905, 7681, 8715, 23043, 38405, 53767, 115215, 161301, 268835, 637523, 806505, 1912569, 3187615, 4462661, 9562845, 13387983, 22313305, 66939915]

約数ペア:

[(1, 66939915), (3, 22313305), (5, 13387983), (7, 9562845), (15, 4462661), (21, 3187615), (35, 1912569), (83, 806505), (105, 637523), (249, 268835), (415, 161301), (581, 115215), (1245, 53767), (1743, 38405), (2905, 23043), (7681, 8715)]